(S (S (S (BASENP (DT This) (NN warning)) (VP (VBZ comes))) (SBAR (IN because) (S (NP (BASENP (NNP Benzylpiperazine)) (PRN (COMMA ,) (NP (CC or) (BASENP (NNP BZP))) (COMMA ,))) (VP (MD can) (VP (VB trigger) (NP (NP (NP (NP (NP (NP (NP (NP (BASENP (NN hypothermia)) (COMMA ,) (BASENP (NNS seizures))) (COMMA ,) (BASENP (NN paranoia))) (COMMA ,) (BASENP (NN insomnia))) (COMMA ,) (BASENP (NN anxiety))) (COMMA ,) (BASENP (NN nausea))) (COMMA ,) (BASENP (NN vomiting))) (COMMA ,) (BASENP (NNS palpitations))) (CC and) (NP (BASENP (NNS spasms)) (PP (IN of) (BASENP (DT the) (NN muscle)))))))))) (PERIOD .))