C3123223313331322121111331333133313231333132212111111221123132233131321   >>    C312322331333132212111133133313331323133313221211111122112313223313132   <<    C3123223313331322121111331333133313231333132212111111221123132233131323   >>      C3123223313331322121111331333133313231333132212111111221123132233131322   >>