Task: Answer the MCQ question.
Query: Which drug exhibits a -2.622\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a) COCc1cc(C)nc(NC2CCCCC2)c1C#N
b) O=C(NCc1ccccc1)C(c1ccncc1)N(C(=O)c1ccccn1)c1ccccc1
c) Cc1ccc(NC(=O)N(Cc2cccnc2)Cc2ccco2)cc1C
d) COc1cccc(NC(=O)CCC2CCN(C(=O)c3cncs3)CC2)c1
e) CCn1c(-c2csc(-c3ccc(Cl)cc3)n2)n[nH]c1=S
Answer: a. COCc1cc(C)nc(NC2CCCCC2)c1C#N
{#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#}
COCc1cc(C)nc(NC2CCCCC2)c1C#N
COCc1cc(C)nc(NC2CCCCC2)c1C#N
2-(cyclohexylamino)-4-(methoxymethyl)-6-methylpyridine-3-carbonitrile