Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. COc1cc(OC)c(C2C(C(=O)O)c3ccccc3C(=O)N2C)cc1OC
b. Cc1cc(=O)oc2cc(OCc3ccc(C(=O)N4CCN(c5ccccc5)CC4)cc3)ccc12
c. COc1cc(CNCCSc2nnnn2C)cc(Br)c1OCc1ccccc1.Cl
Answer: c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}