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 O=S(=O)(CC(CN1CCCCC1)N1CCCCC1)c1ccccc1
b Cn1c(NCCCN2CCOCC2)nc2c1c(=O)n(Cc1ccc(Cl)cc1Cl)c(=O)n2C
c COc1cc(C2C(C#N)=C(C)NC(C)=C2C#N)cc(OC)c1OC
d CCc1cc2c(CN3CCN(C)CC3)cc(=O)oc2cc1O
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}