C3123223313331322121111331333133313231333132333133313231323223211112111   >>    C312322331333132212111133133313331323133313233313331323132322321111211   <<    C3123223313331322121111331333133313231333132333133313231323223211112113   >>      C3123223313331322121111331333133313231333132333133313231323223211112112   >>