Task: Answer the MCQ question.
Question: Which drug has a 17.995\% 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) COc1ccnc(Oc2ccccc2)c1C(=O)N/C=N/OCc1ccc(F)cc1Cl
(b) S=c1[nH]cnc2sc(Nc3ccccc3)nc12
(c) Cc1nn(C)c(C)c1NC(=O)Nc1ccc(Cl)c(Cl)c1
(d) CN1CCc2nc(NC(=O)c3cccc(S(=O)(=O)N4CCc5ccccc54)c3)sc2C1
Answer: b. S=c1[nH]cnc2sc(Nc3ccccc3)nc12
{#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#}
S=c1[nH]cnc2sc(Nc3ccccc3)nc12
S=c1[nH]cnc2sc(Nc3ccccc3)nc12
2-anilino-6H-[1,3]thiazolo[5,4-d]pyrimidine-7-thione