Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a O=[N+]([O-])c1ccc(Cl)c(-c2ccc(/C=N/c3c(-c4ccco4)nc4ccccn34)o2)c1
b CCc1c(O)c(/C(C)=N\O)c(=O)n(-c2ccccc2)c1-c1ccccc1
c COc1cccc(CN2CCN(C3CCN(c4ccccc4F)CC3)CC2CCO)c1
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}