(sm-seq-block) begin
(sm-seq-block) create "noodle"
(sm-seq-block) open "noodle"
(sm-seq-block) writing "noodle"
(sm-seq-block) close "noodle"
(sm-seq-block) open "noodle" for verification
(sm-seq-block) close "noodle"
(sm-seq-block) end