Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a Fc1cc(F)c2[nH]c(C(F)(F)F)nc2c1F
b CC(C)N(CCO)C(C)C
c CN=C=O
d CC(C)OP(=S)(OC(C)C)SCn1nc(-c2ccccc2)ccc1=O
Answer: b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}