C31232233133313221211113313331333131211113313231333132323323112121   >>    C3123223313331322121111331333133313121111331323133313232332311212   <<    C31232233133313221211113313331333131211113313231333132323323112123   >>      C31232233133313221211113313331333131211113313231333132323323112122   >>