C31232233133313221211113313331333131211113313231333132332113221   >>    C3123223313331322121111331333133313121111331323133313233211322   <<    C31232233133313221211113313331333131211113313231333132332113223   >>      C31232233133313221211113313331333131211113313231333132332113222   >>