Task: Answer the MCQ question.
Question: Which compound exhibits a -1.251\% human ether-à-go-go related gene (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.) COc1ccc(-c2c(C)nn(Cc3ccccc3)c2N)cc1
b.) O=C(COC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1)Nc1ccc(Cl)cn1
c.) N#C/C(=C\c1ccc(Cl)cc1)c1nc(-c2ccco2)cs1
d.) COC(=O)c1sc(N2CCCCC2)c(C#N)c1N
Answer: a. COc1ccc(-c2c(C)nn(Cc3ccccc3)c2N)cc1
{#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#}
COc1ccc(-c2c(C)nn(Cc3ccccc3)c2N)cc1
COc1ccc(-c2c(C)nn(Cc3ccccc3)c2N)cc1
2-benzyl-4-(4-methoxyphenyl)-5-methylpyrazol-3-amine