C31232233133313221211113313331333131211113313231333133322231123231   >>    C3123223313331322121111331333133313121111331323133313332223112323   <<    C31232233133313221211113313331333131211113313231333133322231123233   >>      C31232233133313221211113313331333131211113313231333133322231123232   >>