Task: Answer the MCQ question.
Question: Which compound has a 20.001\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] CSc1nc2sc3c(c2c(=O)[nH]1)CCC(C)C3
[b] COc1ccc(C(=O)Nc2ccc(S(=O)(=O)Nc3nccnc3OC)cc2)cc1
[c] COCc1cc(=O)[nH]c2cc(NC(=O)C(F)(F)F)c(C)cc12
[d] Cc1cc(C(=O)N(Cc2nnc(-c3ccc(Cl)cc3)o2)C(C)C)c2ccccc2n1
[e] O=S(=O)(c1cccc2cccnc12)N1CCN(c2ccccc2)CC1
Answer: a. CSc1nc2sc3c(c2c(=O)[nH]1)CCC(C)C3
{#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#}
CSc1nc2sc3c(c2c(=O)[nH]1)CCC(C)C3
CSc1nc2sc3c(c2c(=O)[nH]1)CCC(C)C3
7-methyl-2-methylsulfanyl-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one