Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 14.476\% 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.) CCCCCOc1ccc(C(O)C(CN2CCOCC2)c2ccccc2)cc1.Cl
b.) O=C(c1ccc2ccccc2c1)N1CCCC1
c.) CCOc1ccc(NC(=O)COC(=O)CNC(=O)c2ccc(-c3ccccc3)cc2)cc1
d.) COc1cc(/C=N/n2cnn(Cc3ccccc3Cl)c2=S)cc(OC)c1OC
Answer: b. O=C(c1ccc2ccccc2c1)N1CCCC1
{#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(c1ccc2ccccc2c1)N1CCCC1
O=C(c1ccc2ccccc2c1)N1CCCC1
naphthalen-2-yl(pyrrolidin-1-yl)methanone