122a) Lengthy piece of writing (6) s?????
155d) Slumped (8) ?l?u???d
130d) Allergic reaction compound (9) ????????e
65d) Core region of support (9) heart?a?d. Is it heartland ?
137d) Of the open sea (7) p???g?c
103d) Hapless (3,5) ?ll ?a?e?. Is it ill fated?