雑談★198

CH3-PO(OC2H5)-S-CH2-CH2-N(CH(CH3)2)2
CH3-PFO-OCH(CH3)C(CH3)3
C2H5O-PO(CN)N(CH3)2

みんなの(　´`ω´)φﾒﾓﾒﾓ