C3123223313331322121111331333133313231333132212111133112331311211111   >>    C312322331333132212111133133313331323133313221211113311233131121111   <<    C3123223313331322121111331333133313231333132212111133112331311211113   >>      C3123223313331322121111331333133313231333132212111133112331311211112   >>