Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 1.859\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) O=C(CCN1CCN(Cc2ccccc2)CC1)Nc1ccccc1Cl
(b) N#CC1=C(N)Oc2n[nH]c(-c3cccs3)c2C1C1C=CCCC1
(c) CCn1nc(C(=O)Nc2cccc3ccccc23)c(Cl)c1Cl
Answer: a. O=C(CCN1CCN(Cc2ccccc2)CC1)Nc1ccccc1Cl
{#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=C(CCN1CCN(Cc2ccccc2)CC1)Nc1ccccc1Cl
O=C(CCN1CCN(Cc2ccccc2)CC1)Nc1ccccc1Cl
3-(4-benzylpiperazin-1-yl)-N-(2-chlorophenyl)propanamide