C312322331333132212111133133313331323133313221211111233131133231   >>    C31232233133313221211113313331333132313331322121111123313113323   <<    C312322331333132212111133133313331323133313221211111233131133233   >>      C312322331333132212111133133313331323133313221211111233131133232   >>