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. COc1ccc(N2CCc3c(C)nc4c(OC)cc(OC)cc4c32)c(OC)c1
b. O=C(c1sc2ccccc2c1Cl)N1CCN(c2ccc(F)cc2)CC1
c. O=C1Nc2ccc(Br)cc2/C1=N/N=C/C1=C(N2CCOCC2)/C(=C\c2ccccc2)CC1
Answer: a
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}