Task: Answer the multiple choice question.
Question: Which compound has a -49.679\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CC(=O)Nc1ccccc1N(CC(O)Cn1c2ccccc2c2ccccc21)S(=O)(=O)c1ccc(C)cc1
b: COc1cc2c(cc1O)CC1c3c(cc(O)c(OC)c3-2)CCN1C
Answer: b. COc1cc2c(cc1O)CC1c3c(cc(O)c(OC)c3-2)CCN1C
{#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#}
COc1cc2c(cc1O)CC1c3c(cc(O)c(OC)c3-2)CCN1C
COc1cc2c(cc1O)CC1c3c(cc(O)c(OC)c3-2)CCN1C
1,10-dimethoxy-6-methyl-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinoline-2,9-diol