Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 13.815\% 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: COc1ccc(CCNC(=O)C2CCN(S(=O)(=O)c3cnc[nH]3)CC2)cc1OC
b: Nc1ccc(C(=O)OCc2ccncc2)cc1[N+](=O)[O-]
c: CCCCC1(C)Cc2ccccc2C(=S)N1
d: COc1ccc(Nc2nc(-c3ccccc3O)nc3ccccc23)cc1
Answer: d. COc1ccc(Nc2nc(-c3ccccc3O)nc3ccccc23)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(Nc2nc(-c3ccccc3O)nc3ccccc23)cc1
COc1ccc(Nc2nc(-c3ccccc3O)nc3ccccc23)cc1
2-[4-(4-methoxyanilino)quinazolin-2-yl]phenol