Task: Answer the multiple choice question.
Question: Which drug exhibits a 5.433\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Cc1oc(-c2ccc(Cl)cc2)nc1CN1CCCC(C(=O)NCc2cccnc2)C1
b. O=C1CC(NCc2ccc3c(c2)OCO3)C(=O)N1Cc1ccc2c(c1)OCO2
Answer: b. O=C1CC(NCc2ccc3c(c2)OCO3)C(=O)N1Cc1ccc2c(c1)OCO2
{#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#}
O=C1CC(NCc2ccc3c(c2)OCO3)C(=O)N1Cc1ccc2c(c1)OCO2
O=C1CC(NCc2ccc3c(c2)OCO3)C(=O)N1Cc1ccc2c(c1)OCO2
3-(1,3-benzodioxol-5-ylmethylamino)-1-(1,3-benzodioxol-5-ylmethyl)pyrrolidine-2,5-dione