Robuta

https://webbook.nist.gov/cgi/inchi/InChI%3D1S/C19H33ClO2Si/c1-4-7-8-9-10-11-16-21-23(5-2%2C6-3)22-17-18-12-14-19(20)15-13-18/h12-15H%2C4-11%2C16-17H2%2C1-3H3 Silane, diethyl(4-chlorobenzyloxy)octyloxy- silane https://webbook.nist.gov/cgi/inchi/InChI%3D1S/C18H31ClO2Si/c1-4-5-6-7-8-9-10-15-20-22(2%2C3)21-16-17-11-13-18(19)14-12-17/h11-14H%2C4-10%2C15-16H2%2C1-3H3 Silane, dimethyl(4-chlorobenzyloxy)nonyloxy- silanedimethyl https://webbook.nist.gov/cgi/inchi/InChI%3D1S/C18H31ClO2Si/c1-4-7-8-9-10-15-20-22(5-2%2C6-3)21-16-17-11-13-18(19)14-12-17/h11-14H%2C4-10%2C15-16H2%2C1-3H3 Silane, diethyl(4-chlorobenzyloxy)heptyloxy- silane https://webbook.nist.gov/cgi/inchi?ID=U363128&Mask=2000&Type=LINEAR-RI-NON-POLAR-RAMP Silane, diethylbutyloxy(4-chlorobenzyloxy)- silane