Task: Answer the multiple choice question.
Query: Which drug exhibits a -2.678% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. COc1ccccc1CN1CC(C(=O)NCC2CCCO2)CC1=O
b. CCSc1nc(N)c2c(C)c(C)sc2n1
c. Nc1ccn(C2CC(O)C(CO)O2)c(=O)n1
d. O=C(Cn1c(=O)oc2ccccc21)Nc1ccccc1N1CCOCC1
Answer: b. CCSc1nc(N)c2c(C)c(C)sc2n1
{#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#}
CCSc1nc(N)c2c(C)c(C)sc2n1
CCSc1nc(N)c2c(C)c(C)sc2n1
2-ethylsulfanyl-5,6-dimethylthieno[2,3-d]pyrimidin-4-amine