Task: Answer the MCQ question.
Query: Which drug exhibits a -0.747\% 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. CSc1nc2nc3c(cc2c(=O)n1-c1ccccc1C)CCCC3
b. O=P(c1ccccc1)(c1nc2ccccc2s1)N1CCOCC1
Answer: a. CSc1nc2nc3c(cc2c(=O)n1-c1ccccc1C)CCCC3
{#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#}
CSc1nc2nc3c(cc2c(=O)n1-c1ccccc1C)CCCC3
CSc1nc2nc3c(cc2c(=O)n1-c1ccccc1C)CCCC3
3-(2-methylphenyl)-2-methylsulfanyl-6,7,8,9-tetrahydropyrimido[4,5-b]quinolin-4-one