Task: Answer the multiple choice question.
Query: Which drug has a 19.619\% 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.) Cc1cc2ncc(Cl)nc2cc1C
b.) COC(=O)c1ccccc1OCCCOc1ccc(C=O)cc1OC
c.) CC(=O)Nc1ccc(NC(=O)Cc2sc(C)nc2-c2ccc(C)cc2)cc1
d.) CN(C)Cc1c(O)ccc2c3c(c(=O)oc12)CCCCC3
e.) CCC(C)[C@H]1CNCCN1CC1(c2ccccc2)CC1
Answer: a. Cc1cc2ncc(Cl)nc2cc1C
{#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#}
Cc1cc2ncc(Cl)nc2cc1C
Cc1cc2ncc(Cl)nc2cc1C
2-chloro-6,7-dimethylquinoxaline