Task: Answer the MCQ question.
Question: Which compound exhibits a -21.214% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) Cn1c(N/N=C/c2cccs2)nc2c1c(=O)n(Cc1ccccc1)c(=O)n2C
(b) O=C(CSc1nnc(-c2ccc(F)cc2)o1)c1ccc2c(c1)OCCO2
Answer: a. Cn1c(N/N=C/c2cccs2)nc2c1c(=O)n(Cc1ccccc1)c(=O)n2C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cn1c(N/N=C/c2cccs2)nc2c1c(=O)n(Cc1ccccc1)c(=O)n2C
Cn1c(N/N=C/c2cccs2)nc2c1c(=O)n(Cc1ccccc1)c(=O)n2C
1-benzyl-3,7-dimethyl-8-[(2E)-2-(thiophen-2-ylmethylidene)hydrazinyl]purine-2,6-dione