C3123223313331322121111331333133313231333132212111133112331311211323321   >>    C312322331333132212111133133313331323133313221211113311233131121132332   <<    C3123223313331322121111331333133313231333132212111133112331311211323323   >>      C3123223313331322121111331333133313231333132212111133112331311211323322   >>