C313212111113331323312111133133313331333133312121111331313331123313232323321   >>    C31321211111333132331211113313331333133313331212111133131333112331323232332   <<    C313212111113331323312111133133313331333133312121111331313331123313232323323   >>      C313212111113331323312111133133313331333133312121111331313331123313232323322   >>