Task: Answer the multiple choice question.
Question: Which compound exhibits a 1.790\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a C=CCN(c1ccccc1)S(=O)(=O)c1cc2c(cc1C)N(C)CCO2
b COc1ccc(Cc2c3cc(OC)c(OC)cc3cc[n+]2C)cc1OC.[I-]
c CCOC(=O)CNC(=O)CSc1nnc(C)c(=O)[nH]1
Answer: b. COc1ccc(Cc2c3cc(OC)c(OC)cc3cc[n+]2C)cc1OC.[I-]
{#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(Cc2c3cc(OC)c(OC)cc3cc[n+]2C)cc1OC.[I-]
COc1ccc(Cc2c3cc(OC)c(OC)cc3cc[n+]2C)cc1OC.[I-]
1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-2-methylisoquinolin-2-ium;iodide