Task: Answer the multiple-choice question.
Question: Which drug exhibits a -1.676\% 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: Cc1cc(OC(C)C(=O)N2CCN(c3ccccc3)CC2)c2c(C)c(C)c(=O)oc2c1
b: COc1ccc(N(Cc2ccccc2)S(=O)(=O)c2cccc(C(=O)O)c2)cc1
c: CCOc1ccc(C(=O)N2CCCC2)cc1OC
d: CCOc1ccc(S(=O)(=O)N2CCOCC2)cc1NC(=O)c1ccccc1F
Answer: c. CCOc1ccc(C(=O)N2CCCC2)cc1OC
{#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#}
CCOc1ccc(C(=O)N2CCCC2)cc1OC
CCOc1ccc(C(=O)N2CCCC2)cc1OC
(4-ethoxy-5-methoxyphenyl)-pyrrolidin-1-ylmethanone