Robuta

https://pubchem.ncbi.nlm.nih.gov/compound/Reaction-Mass-of-5-ethylbicyclo_2.2.1_hept-2-yl-methyl-ether-and-6-ethylbicyclo_2.2.1_hept-2-yl-meth Reaction Mass of 5-ethylbicyclo(2.2.1)hept-2-yl methyl ether and 6-ethylbicyclo(2.2.1)hept-2-yl... Reaction Mass of 5-ethylbicyclo(2.2.1)hept-2-yl methyl ether and 6-ethylbicyclo(2.2.1)hept-2-yl methyl ether and 1-ethyl-3-methoxytricyclo(2.2.1.02,6)heptane... https://webbook.nist.gov/cgi/cbook.cgi?ID=C66660375&Units=CAL&Mask=2 Trans, trans-2-ethylbicyclo[4.4.0]decane trans