C1311213331333132332133313331333133313121111331333132313331322312211   >>    C131121333133313233213331333133313331312111133133313231333132231221   <<    C1311213331333132332133313331333133313121111331333132313331322312213   >>      C1311213331333132332133313331333133313121111331333132313331322312212   >>