C313212111113331323312111133133313331333133313331333133313331323223323231   >>    C31321211111333132331211113313331333133313331333133313331333132322332323   <<    C313212111113331323312111133133313331333133313331333133313331323223323233   >>      C313212111113331323312111133133313331333133313331333133313331323223323232   >>