Task: Answer the multiple choice question.
Question: Which drug exhibits a 2.464\% 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 other words.
Options:
a CCNC(=O)C(=O)NCC1OCCCN1S(=O)(=O)c1ccc(F)cc1C
b Nc1nc2c(ncn2CCC(CO)CO)c(=O)[nH]1
Answer: b. Nc1nc2c(ncn2CCC(CO)CO)c(=O)[nH]1
{#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#}
Nc1nc2c(ncn2CCC(CO)CO)c(=O)[nH]1
Nc1nc2c(ncn2CCC(CO)CO)c(=O)[nH]1
2-amino-9-[4-hydroxy-3-(hydroxymethyl)butyl]-1H-purin-6-one