C1111121111331311211331333133313231333132212111113331333132313331323133311321   >>    C111112111133131121133133313331323133313221211111333133313231333132313331132   <<    C1111121111331311211331333133313231333132212111113331333132313331323133311323   >>      C1111121111331311211331333133313231333132212111113331333132313331323133311322   >>