C3123223313331322121111331333133313231333132333133313331322131321   >>    C312322331333132212111133133313331323133313233313331333132213132   <<    C3123223313331322121111331333133313231333132333133313331322131323   >>      C3123223313331322121111331333133313231333132333133313331322131322   >>