Problem statement: Answer the multiple choice question.
Query: Which compound has a 1.921\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] Cc1ccc(NS(=O)(=O)c2ccc(C(=O)N3CCN(S(=O)(=O)c4ccccc4)CC3)cc2)cc1
[b] CCOC(=O)COc1ccccc1C1Nc2ccccc2C(=O)N1c1cccc(Cl)c1
[c] Cn1c(CN2CCN(C(=O)c3ccccc3Cl)CC2)nc2cc([N+](=O)[O-])ccc21
Answer: b. CCOC(=O)COc1ccccc1C1Nc2ccccc2C(=O)N1c1cccc(Cl)c1
{#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#}
CCOC(=O)COc1ccccc1C1Nc2ccccc2C(=O)N1c1cccc(Cl)c1
CCOC(=O)COc1ccccc1C1Nc2ccccc2C(=O)N1c1cccc(Cl)c1
ethyl 2-[2-[3-(3-chlorophenyl)-4-oxo-1,2-dihydroquinazolin-2-yl]phenoxy]acetate