Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a -3.853\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CCn1c(-c2cccnc2Cl)nc2cc(C)c(C)cc21
(b) Cc1cccc(C)c1NC(=O)CN1CCN(C(=O)CNC(=O)c2ccc(N3CCCC3=O)cc2)CC1
(c) CN(Cc1ccccc1)C(=O)COC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1
(d) O=S(=O)(NCCNS(=O)(=O)c1ccc(F)cc1)c1ccc(F)cc1
Answer: c. CN(Cc1ccccc1)C(=O)COC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1
{#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#}
CN(Cc1ccccc1)C(=O)COC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1
CN(Cc1ccccc1)C(=O)COC(=O)c1cc([N+](=O)[O-])ccc1N1CCOCC1
[2-[benzyl(methyl)amino]-2-oxoethyl] 2-morpholin-4-yl-5-nitrobenzoate