Task: Answer the MCQ question.
Question: Which drug exhibits a 20.858\% 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, or d without using any other words.
Options:
a. CS(=O)(=O)c1nc(-c2ccc(Br)cc2)n[nH]1
b. Cc1ccc(S(=O)(=O)N(Cc2ccc(F)cc2)C(=O)N2CCN(C)CC2)cc1
c. O=C(Oc1ccc(C(=S)N2CCOCC2)cc1)c1cccc(Cl)c1
d. O=C(CSc1nc2ccsc2c(=O)n1CC1CCC(C(=O)O)CC1)c1ccc(Cl)cc1
Answer: d. O=C(CSc1nc2ccsc2c(=O)n1CC1CCC(C(=O)O)CC1)c1ccc(Cl)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#}
O=C(CSc1nc2ccsc2c(=O)n1CC1CCC(C(=O)O)CC1)c1ccc(Cl)cc1
O=C(CSc1nc2ccsc2c(=O)n1CC1CCC(C(=O)O)CC1)c1ccc(Cl)cc1
4-[[2-[2-(4-chlorophenyl)-2-oxoethyl]sulfanyl-4-oxothieno[3,2-d]pyrimidin-3-yl]methyl]cyclohexane-1-carboxylic acid