C11112331312111112111133133313331333133313331333133313331333133321132113221   >>    C1111233131211111211113313331333133313331333133313331333133313332113211322   <<    C11112331312111112111133133313331333133313331333133313331333133321132113223   >>      C11112331312111112111133133313331333133313331333133313331333133321132113222   >>