Task: Answer the multiple-choice question.
Query: Which compound exhibits a -2.377% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) COc1ccc2[nH]c3c(=O)n(CCN4CCOCC4)cnc3c2c1
(b) O=[N+]([O-])c1ccc(S(=O)(=O)NCC2COc3ccccc3O2)cc1
(c) O=c1[nH]cnc2c1c(-c1ccccc1)cn2-c1cccc(Cl)c1
(d) O=C(O)c1ccc(N2C(=O)CCCC2=O)cc1
Answer: a. COc1ccc2[nH]c3c(=O)n(CCN4CCOCC4)cnc3c2c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccc2[nH]c3c(=O)n(CCN4CCOCC4)cnc3c2c1
COc1ccc2[nH]c3c(=O)n(CCN4CCOCC4)cnc3c2c1
8-methoxy-3-(2-morpholin-4-ylethyl)-5H-pyrimido[5,4-b]indol-4-one