Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 19.912\% human ether-à-go-go related gene (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.) COc1cccc(NC(=O)C2CCOC2=O)c1
b.) O=C1CCC(C(=O)Nc2ccccc2)N1
c.) CCN1CCN(C(=O)c2cc3nc(-c4ccccc4)cc(C(F)(F)F)n3n2)CC1
d.) COc1ccc([C@H]2CC(=O)C=C(c3ccc4cc[nH]c4c3)C2)cc1
Answer: b. O=C1CCC(C(=O)Nc2ccccc2)N1
{#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=C1CCC(C(=O)Nc2ccccc2)N1
O=C1CCC(C(=O)Nc2ccccc2)N1
5-oxo-N-phenylpyrrolidine-2-carboxamide