Task: Answer the MCQ question.
Question: Which compound has a 18.296\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. Cc1nc2c(ccc3nc(NC(=O)c4ccc5c(c4)OCCO5)sc32)s1
b. OCCSc1nc(-c2ccccc2)nc2c1CCC2
c. COc1ccc2c(c1)C(=O)CC(c1ccccc1F)O2
d. O=C(Nc1ccccc1C(=O)NC(Cc1ccc(O)cc1)C(=O)O)c1ccccc1
Answer: b. OCCSc1nc(-c2ccccc2)nc2c1CCC2
{#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#}
OCCSc1nc(-c2ccccc2)nc2c1CCC2
OCCSc1nc(-c2ccccc2)nc2c1CCC2
2-[(2-phenyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)sulfanyl]ethanol