Problem statement: Answer the MCQ question.
Query: Which drug has a 12.943\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. CCCCn1c(SCC(=O)c2ccc(OCC)cc2)nc2cc(S(N)(=O)=O)ccc21
b. Cc1cccc(-n2cc(C#N)c(=O)[nH]c2=O)n1
c. O=c1c2[nH]c3ccc(F)cc3c2ncn1CCCN1CCOCC1
d. CCOC(=O)CCCCC(=O)c1[nH]c(=O)[nH]c1CSc1nc2ccccc2[nH]1
e. CCc1nnc(NC(=O)CSc2ccc(-c3ccco3)nn2)s1
Answer: a. CCCCn1c(SCC(=O)c2ccc(OCC)cc2)nc2cc(S(N)(=O)=O)ccc21
{#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#}
CCCCn1c(SCC(=O)c2ccc(OCC)cc2)nc2cc(S(N)(=O)=O)ccc21
CCCCn1c(SCC(=O)c2ccc(OCC)cc2)nc2cc(S(N)(=O)=O)ccc21
[C][C][C][C][N][C][Branch2][Ring1][Ring2][S][C][C][=Branch1][C][=O][C][=C][C][=C][Branch1][Ring2][O][C][C][C][=C][Ring1][=Branch2][=N][C][=C][C][Branch1][=Branch2][S][Branch1][C][N][=Branch1][C][=O][=O][=C][C][=C][Ring1][#Branch2][Ring2][Ring1][#Branch2]
1-butyl-2-[2-(4-ethoxyphenyl)-2-oxoethyl]sulfanylbenzimidazole-5-sulfonamide