Problem statement: Answer the multiple-choice question.
Query: Which drug has a 4.200\% 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 additional words.
Options:
(a) CC(C)N1CCC(=NNC(=O)c2cccs2)CC1
(b) CC(=O)Nc1ccc(C(=S)NCc2ccco2)cc1
(c) Nc1c(C(=O)Nc2ccc(Cl)cc2)oc2ccccc12
(d) S=C(NCCc1c[nH]c2ccccc12)NC1CC1
Answer: d. S=C(NCCc1c[nH]c2ccccc12)NC1CC1
{#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#}
S=C(NCCc1c[nH]c2ccccc12)NC1CC1
S=C(NCCc1c[nH]c2ccccc12)NC1CC1
1-cyclopropyl-3-[2-(1H-indol-3-yl)ethyl]thiourea