Name: | 4,6,8,12,14,16-Hexaoxa-5,7,13,15-tetrasilanonadecane,10-ethyl-3,7,13,17-tetramethyl-5,5,15,15-tetrakis(1-methylpropoxy)-10-[[[1-methyl-3,3,3-tris(1-methylpropoxy)-1-[[tris(1-methylpropoxy)silyl]oxy]disiloxanyl]oxy]methyl]-7,13-bis[[tris(1-methylpropoxy)si |