Problem statement: Answer the multiple-choice question.
Query: Which drug has a 3.874\% 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) CCSc1nnc(N(CCC(=O)O)CCC(=O)O)s1
(b) CN(C)CCCNS(=O)(=O)c1ccc(NC2CCCCCC2)c([N+](=O)[O-])c1
(c) Cc1c(O)cc2n(c1=O)-c1ccccc1C2(C)C
(d) CC1CCCCC12NC(=O)N(CC(=O)Nc1ccc(N3CCOCC3)cc1)C2=O
Answer: a. CCSc1nnc(N(CCC(=O)O)CCC(=O)O)s1
{#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#}
CCSc1nnc(N(CCC(=O)O)CCC(=O)O)s1
CCSc1nnc(N(CCC(=O)O)CCC(=O)O)s1
[C][C][S][C][=N][N][=C][Branch2][Ring1][C][N][Branch1][Branch2][C][C][C][=Branch1][C][=O][O][C][C][C][=Branch1][C][=O][O][S][Ring1][S]
3-[2-carboxyethyl-(5-ethylsulfanyl-1,3,4-thiadiazol-2-yl)amino]propanoic acid