Task: Answer the multiple choice question.
Query: Which drug exhibits a 13.547\% 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] CCOc1ccc(OCC)c(NC(=O)C2CCCN(S(=O)(=O)c3cnc[nH]3)C2)c1
[b] Cc1cc2[nH]c(=O)c(=O)[nH]c2cc1S(=O)(=O)N1CCN(c2cccc(Cl)c2)CC1
[c] CSc1nc(NCc2ccco2)c2c3c(sc2n1)CN(C)CC3
[d] Cc1cc(C(=O)CN(Cc2ccc(F)cc2)S(=O)(=O)c2ccc3c(c2)OCCO3)c(C)n1C
Answer: b. Cc1cc2[nH]c(=O)c(=O)[nH]c2cc1S(=O)(=O)N1CCN(c2cccc(Cl)c2)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#}
Cc1cc2[nH]c(=O)c(=O)[nH]c2cc1S(=O)(=O)N1CCN(c2cccc(Cl)c2)CC1
Cc1cc2[nH]c(=O)c(=O)[nH]c2cc1S(=O)(=O)N1CCN(c2cccc(Cl)c2)CC1
[C][C][=C][C][NH1][C][=Branch1][C][=O][C][=Branch1][C][=O][NH1][C][=Ring1][Branch2][C][=C][Ring1][N][S][=Branch1][C][=O][=Branch1][C][=O][N][C][C][N][Branch1][N][C][=C][C][=C][C][Branch1][C][Cl][=C][Ring1][#Branch1][C][C][Ring1][=N]
6-[4-(3-chlorophenyl)piperazin-1-yl]sulfonyl-7-methyl-1,4-dihydroquinoxaline-2,3-dione