Task: Answer the multiple-choice question.
Question: Which compound has a 12.441\% 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) COCC(C)n1c(SCc2cc(C(=O)OC)c(C)o2)nc2ccccc2c1=O
b) COc1cc2c(CCNC(C)=O)c[nH]c2cc1Cl
c) Cc1ccc(CCC(=O)Nc2ccc(Cl)cc2)o1
d) Cc1cc(S(=O)(=O)N2c3ccc(F)cc3CCC2C)ccc1-n1cnnn1
Answer: b. COc1cc2c(CCNC(C)=O)c[nH]c2cc1Cl
{#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#}
COc1cc2c(CCNC(C)=O)c[nH]c2cc1Cl
COc1cc2c(CCNC(C)=O)c[nH]c2cc1Cl
N-[2-(6-chloro-5-methoxy-1H-indol-3-yl)ethyl]acetamide