Task: Answer the multiple-choice question.
Query: Which compound exhibits a -4.214\% 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, or c without using any other words.
Options:
[a] Cc1sc2nc(CSc3ccccc3)nc(N3CCN(C)CC3)c2c1C
[b] COc1ccc(OC)c(S(=O)(=O)NCC(c2cccs2)N2CCc3ccccc3C2)c1
[c] Nc1ccccc1C(=O)NCCN1CCNC1=O
Answer: a. Cc1sc2nc(CSc3ccccc3)nc(N3CCN(C)CC3)c2c1C
{#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#}
Cc1sc2nc(CSc3ccccc3)nc(N3CCN(C)CC3)c2c1C
Cc1sc2nc(CSc3ccccc3)nc(N3CCN(C)CC3)c2c1C
5,6-dimethyl-4-(4-methylpiperazin-1-yl)-2-(phenylsulfanylmethyl)thieno[2,3-d]pyrimidine