1592953071000 1312632483000 term-30907 1616541429623 1312632522000 1616290640215 adlib fitz-online adlib-term-30907 b435db4c-7804-39e8-9f56-d48dfc3f565c 2 1 iron, structural iron, structural term reference term-32036 adlib-term-32036 ffc5589f-b202-39c7-90b2-a62e74dc4d84 structural iron