C11112331312111112111133133313331333132313331223213331323223311211321   >>    C1111233131211111211113313331333133313231333122321333132322331121132   <<    C11112331312111112111133133313331333132313331223213331323223311211323   >>      C11112331312111112111133133313331333132313331223213331323223311211322   >>