Task: Answer the MCQ question.
Question: Which drug exhibits a -31.600\% 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 additional words.
Options:
[a] COc1ccc(Nc2cc(C)nc3nc(C)nn23)cc1Cl
[b] Cc1ccsc1/C=c1\sc2ncnn2c1=O
[c] CCOc1ccc(Cn2nnc(C(=O)NCCc3ccccc3)c2N)cc1
[d] COc1ccc2c(c1)cc(C(=O)N[C@@H](CCSC)C(=O)N1CCC[C@H]1C(=O)O)n2C
Answer: a. COc1ccc(Nc2cc(C)nc3nc(C)nn23)cc1Cl
{#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#}
COc1ccc(Nc2cc(C)nc3nc(C)nn23)cc1Cl
COc1ccc(Nc2cc(C)nc3nc(C)nn23)cc1Cl
N-(3-chloro-4-methoxyphenyl)-2,5-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine