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 O=C(N/N=C\c1ccc(CNS(=O)(=O)c2ccc(Cl)cc2)o1)C(=O)Nc1ccc(Oc2ccccc2)cc1
b Cc1nn(-c2ccccc2)c(N)c1Sc1cccc([N+](=O)[O-])c1.Cl
c CCCOc1ccc(/C(O)=C2/C(=O)C(=O)N(c3ccccn3)C2c2ccc(OC)cc2)cc1C
Answer: b
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}