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, c, or d without using any other words.
Options:
a) CO/N=C/c1ccc(Sc2ccccc2N)c([N+](=O)[O-])c1
b) O=C(Cn1cnc([N+](=O)[O-])n1)NC1CC1
c) CC(=O)c1cccc(S(=O)(=O)Nc2c(C)nn(C)c2C)c1
d) N#Cc1cncc(-c2ccc3c(c2)OCCOCCOCCOCCOCCO3)n1
Answer: d
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}