Task: Answer the multiple choice question.
Query: Which drug has a 4.378\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) COc1ccc(C(C)=O)cc1COC(=O)c1cc(C)nc2ccccc12
(b) Cc1ccc(S(=O)(=O)N2CCCN(C)c3nc4ccccc4nc32)cc1
(c) O=C(Nc1ccc2nc3n(c(=O)c2c1)CCCCC3)c1ccccn1
Answer: b. Cc1ccc(S(=O)(=O)N2CCCN(C)c3nc4ccccc4nc32)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#}
Cc1ccc(S(=O)(=O)N2CCCN(C)c3nc4ccccc4nc32)cc1
Cc1ccc(S(=O)(=O)N2CCCN(C)c3nc4ccccc4nc32)cc1
1-methyl-5-(4-methylphenyl)sulfonyl-3,4-dihydro-2H-[1,4]diazepino[2,3-b]quinoxaline