Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a CNP(=O)(NC)Oc1ccccc1
b O=C(Cl)c1ccc(C(=O)Cl)cc1
c COCC(=O)N(c1c(C)cccc1C)C(C)C(=O)OC
d O=c1[nH]cnc2c1ncn2C1OC(COP(=O)(O)O)C(O)C1O
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}