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=[N+]([O-])c1cc(Cl)c2cccnc2c1O
b. c1ccc(CN2CCC(N3CCN(Cc4ccc5c(c4)OCO5)CC3)CC2)cc1
c. C=CCOc1ccc(/C=C2/C(=N)N3N=C(CC(=O)N4CCCC4)SC3=NC2=O)cc1OC
d. O=S(=O)([O-])CCC[n+]1ccc(Oc2ccccc2)cc1
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}