Task: Answer the MCQ question.
Query: Which drug has a -19.277% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCn1nnc(-c2ccccc2NS(=O)(=O)c2ccc(C(=O)OC)cc2)n1
(b) Cc1nc(N2CCN(Cc3ccc(Cl)cc3)CC2)c2oc3ccccc3c2n1
Answer: b. Cc1nc(N2CCN(Cc3ccc(Cl)cc3)CC2)c2oc3ccccc3c2n1
{#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#}
Cc1nc(N2CCN(Cc3ccc(Cl)cc3)CC2)c2oc3ccccc3c2n1
Cc1nc(N2CCN(Cc3ccc(Cl)cc3)CC2)c2oc3ccccc3c2n1
4-[4-[(4-chlorophenyl)methyl]piperazin-1-yl]-2-methyl-[1]benzofuro[3,2-d]pyrimidine