Task: Answer the multiple-choice question.
Query: Which drug has a -2.409\% human ether-à-go-go related gene (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) COCCCNS(=O)(=O)c1ccc2[nH]c(=O)[nH]c2c1
(b) O=S(=O)(Nc1cccc(-c2ccc(N3CCOCC3)nn2)c1)c1cc(Cl)ccc1Cl
(c) CCOC(=O)Cc1csc(NC(=O)CSc2nnc(-n3nc(C)cc3C)c3ccccc23)n1
(d) CCOc1ccc(NC(=O)Cn2cc(C(=O)c3ccco3)c3ccccc32)cc1
Answer: b. O=S(=O)(Nc1cccc(-c2ccc(N3CCOCC3)nn2)c1)c1cc(Cl)ccc1Cl
{#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#}
O=S(=O)(Nc1cccc(-c2ccc(N3CCOCC3)nn2)c1)c1cc(Cl)ccc1Cl
O=S(=O)(Nc1cccc(-c2ccc(N3CCOCC3)nn2)c1)c1cc(Cl)ccc1Cl
2,5-dichloro-N-[3-(6-morpholin-4-ylpyridazin-3-yl)phenyl]benzenesulfonamide