Problem statement: Answer the MCQ question.
Question: Which drug has a -0.500\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) CCOC(=O)C1=C(C)NC(=O)NC1c1cccc(OC)c1OCc1ccccc1Cl
b.) O=[N+]([O-])c1ccc(N2CCNCC2)cc1NCC1CCCO1
c.) Cc1nc(Cc2nnc(SC(C)C(=O)N3c4ccccc4NC(=O)C3(C)C)o2)cs1
d.) COc1ccc(C(=O)NCC2CCCO2)cc1OC
Answer: b. O=[N+]([O-])c1ccc(N2CCNCC2)cc1NCC1CCCO1
{#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#}
O=[N+]([O-])c1ccc(N2CCNCC2)cc1NCC1CCCO1
O=[N+]([O-])c1ccc(N2CCNCC2)cc1NCC1CCCO1
2-nitro-N-(oxolan-2-ylmethyl)-5-piperazin-1-ylaniline