Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 4.764\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a C#CCOCCOCCOCCNc1nc(N2CCOCC2)nc(N2CCN(C(=O)[C@H](Cc3cc4ccccc4[nH]3)n3cc([C@@H](N)Cc4ccc(O)cc4)nn3)CC2)n1.Cl
b O=C(Cn1ncc2c([nH]c3ccccc32)c1=O)NCC1CCN(Cc2ccc(F)cc2)CC1
c Cc1cccc(OCC(=O)NCC(=O)N/N=C/c2ccc(N(C)C)cc2)c1
Answer: a. C#CCOCCOCCOCCNc1nc(N2CCOCC2)nc(N2CCN(C(=O)[C@H](Cc3cc4ccccc4[nH]3)n3cc([C@@H](N)Cc4ccc(O)cc4)nn3)CC2)n1.Cl
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
C#CCOCCOCCOCCNc1nc(N2CCOCC2)nc(N2CCN(C(=O)[C@H](Cc3cc4ccccc4[nH]3)n3cc([C@@H](N)Cc4ccc(O)cc4)nn3)CC2)n1.Cl
C#CCOCCOCCOCCNc1nc(N2CCOCC2)nc(N2CCN(C(=O)[C@H](Cc3cc4ccccc4[nH]3)n3cc([C@@H](N)Cc4ccc(O)cc4)nn3)CC2)n1.Cl
(2S)-2-[4-[(1S)-1-amino-2-(4-hydroxyphenyl)ethyl]triazol-1-yl]-3-(1H-indol-2-yl)-1-[4-[4-morpholin-4-yl-6-[2-[2-(2-prop-2-ynoxyethoxy)ethoxy]ethylamino]-1,3,5-triazin-2-yl]piperazin-1-yl]propan-1-one;hydrochloride