C3123223313331322121111331333133313231333133313331333133313331333132333313321   >>    C312322331333132212111133133313331323133313331333133313331333133313233331332   <<    C3123223313331322121111331333133313231333133313331333133313331333132333313323   >>      C3123223313331322121111331333133313231333133313331333133313331333132333313322   >>