Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. C=CCc1cccc2cc(C(=O)NC3CCCC3)c(=O)oc12
b. COc1ccc(C2CC(=O)N3CN(c4ccccc4F)CSC3=C2C#N)cc1OC
c. Cc1nn(C)c(C)c1S(=O)(=O)NC1CCCc2ccccc21
d. NNC(=O)Nc1cccc(C(F)(F)F)c1
Answer: a, b, c, 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}