Task: Answer the MCQ question.
Question: Which drug has a 2.010\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) CCNC(=O)Nc1cc(S(=O)(=O)Nc2ccc(OC)cc2)ccc1N1CCOCC1
b.) COc1ccc(NC(=O)CNc2cccc(C#N)c2)cc1Cl
c.) CCCCCCCCn1cnc2c(N)c(C)c(C)cc21
d.) CSc1nc2sc3c(c2c(=O)[nH]1)CCC3
Answer: b. COc1ccc(NC(=O)CNc2cccc(C#N)c2)cc1Cl
{#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#}
COc1ccc(NC(=O)CNc2cccc(C#N)c2)cc1Cl
COc1ccc(NC(=O)CNc2cccc(C#N)c2)cc1Cl
N-(3-chloro-4-methoxyphenyl)-2-(3-cyanoanilino)acetamide